java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_overflow.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:08:45,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:08:45,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:08:45,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:08:45,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:08:45,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:08:45,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:08:45,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:08:45,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:08:45,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:08:45,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:08:45,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:08:45,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:08:45,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:08:45,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:08:45,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:08:45,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:08:45,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:08:45,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:08:45,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:08:45,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:08:45,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:08:45,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:08:45,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:08:45,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:08:45,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:08:45,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:08:45,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:08:45,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:08:45,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:08:45,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:08:45,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:08:45,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:08:45,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:08:45,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:08:45,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:08:45,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:08:45,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:08:45,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:08:45,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:08:45,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:08:45,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:08:45,546 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:08:45,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:08:45,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:08:45,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:08:45,548 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:08:45,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:08:45,549 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:08:45,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:08:45,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:08:45,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:08:45,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:08:45,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:08:45,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:08:45,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:08:45,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:08:45,550 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:08:45,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:08:45,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:08:45,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:08:45,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:08:45,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:08:45,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:08:45,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:08:45,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:08:45,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:08:45,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:08:45,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:08:45,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:08:45,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:08:45,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:08:45,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:08:45,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:08:45,859 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:08:45,860 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:08:45,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_overflow.i [2019-10-14 23:08:45,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c0d7db3b/5909d23d2ce44b2ab8f910528d0be301/FLAG8e4bc8156 [2019-10-14 23:08:46,517 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:08:46,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_overflow.i [2019-10-14 23:08:46,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c0d7db3b/5909d23d2ce44b2ab8f910528d0be301/FLAG8e4bc8156 [2019-10-14 23:08:46,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c0d7db3b/5909d23d2ce44b2ab8f910528d0be301 [2019-10-14 23:08:46,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:08:46,723 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:08:46,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:08:46,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:08:46,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:08:46,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:08:46" (1/1) ... [2019-10-14 23:08:46,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212014e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:46, skipping insertion in model container [2019-10-14 23:08:46,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:08:46" (1/1) ... [2019-10-14 23:08:46,740 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:08:46,792 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:08:47,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:08:47,305 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:08:47,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:08:47,467 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:08:47,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47 WrapperNode [2019-10-14 23:08:47,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:08:47,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:08:47,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:08:47,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:08:47,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (1/1) ... [2019-10-14 23:08:47,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (1/1) ... [2019-10-14 23:08:47,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (1/1) ... [2019-10-14 23:08:47,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (1/1) ... [2019-10-14 23:08:47,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (1/1) ... [2019-10-14 23:08:47,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (1/1) ... [2019-10-14 23:08:47,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (1/1) ... [2019-10-14 23:08:47,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:08:47,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:08:47,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:08:47,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:08:47,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:08:47,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:08:47,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:08:47,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-14 23:08:47,601 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:08:47,601 INFO L138 BoogieDeclarations]: Found implementation of procedure getService [2019-10-14 23:08:47,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:08:47,601 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-14 23:08:47,601 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-14 23:08:47,601 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-14 23:08:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-14 23:08:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-14 23:08:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-14 23:08:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-14 23:08:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-14 23:08:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-14 23:08:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-14 23:08:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-14 23:08:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-14 23:08:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-14 23:08:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-14 23:08:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-14 23:08:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-14 23:08:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-14 23:08:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-14 23:08:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-14 23:08:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-14 23:08:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-14 23:08:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-14 23:08:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-14 23:08:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-14 23:08:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-14 23:08:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-14 23:08:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-14 23:08:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-14 23:08:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-14 23:08:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-14 23:08:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-14 23:08:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-14 23:08:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-14 23:08:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-14 23:08:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-14 23:08:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-14 23:08:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-14 23:08:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-14 23:08:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-14 23:08:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-14 23:08:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-14 23:08:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-14 23:08:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-14 23:08:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-14 23:08:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-14 23:08:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-14 23:08:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-14 23:08:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-14 23:08:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-14 23:08:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-14 23:08:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:08:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 23:08:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-14 23:08:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:08:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-14 23:08:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-14 23:08:47,611 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-14 23:08:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-14 23:08:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-14 23:08:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-14 23:08:47,612 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-14 23:08:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 23:08:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-14 23:08:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-14 23:08:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure __secure_getenv [2019-10-14 23:08:47,613 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-14 23:08:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-14 23:08:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-14 23:08:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-14 23:08:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-14 23:08:47,614 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-14 23:08:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-14 23:08:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-14 23:08:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-14 23:08:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-14 23:08:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-14 23:08:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-14 23:08:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-14 23:08:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-14 23:08:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-14 23:08:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-14 23:08:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-14 23:08:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-14 23:08:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-14 23:08:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-14 23:08:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-14 23:08:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-14 23:08:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-14 23:08:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-14 23:08:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-14 23:08:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-14 23:08:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-14 23:08:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-14 23:08:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-14 23:08:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-14 23:08:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-14 23:08:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-14 23:08:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-14 23:08:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-14 23:08:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2019-10-14 23:08:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-14 23:08:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2019-10-14 23:08:47,620 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2019-10-14 23:08:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2019-10-14 23:08:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2019-10-14 23:08:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2019-10-14 23:08:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2019-10-14 23:08:47,621 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2019-10-14 23:08:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2019-10-14 23:08:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2019-10-14 23:08:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2019-10-14 23:08:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2019-10-14 23:08:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2019-10-14 23:08:47,622 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2019-10-14 23:08:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2019-10-14 23:08:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2019-10-14 23:08:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2019-10-14 23:08:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2019-10-14 23:08:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2019-10-14 23:08:47,623 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2019-10-14 23:08:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2019-10-14 23:08:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2019-10-14 23:08:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2019-10-14 23:08:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2019-10-14 23:08:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2019-10-14 23:08:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2019-10-14 23:08:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2019-10-14 23:08:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2019-10-14 23:08:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2019-10-14 23:08:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-10-14 23:08:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2019-10-14 23:08:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2019-10-14 23:08:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2019-10-14 23:08:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2019-10-14 23:08:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2019-10-14 23:08:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2019-10-14 23:08:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2019-10-14 23:08:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2019-10-14 23:08:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2019-10-14 23:08:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:08:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-14 23:08:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2019-10-14 23:08:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2019-10-14 23:08:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2019-10-14 23:08:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-14 23:08:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-10-14 23:08:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2019-10-14 23:08:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2019-10-14 23:08:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2019-10-14 23:08:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2019-10-14 23:08:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-14 23:08:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2019-10-14 23:08:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2019-10-14 23:08:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2019-10-14 23:08:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2019-10-14 23:08:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-10-14 23:08:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2019-10-14 23:08:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2019-10-14 23:08:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2019-10-14 23:08:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2019-10-14 23:08:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2019-10-14 23:08:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2019-10-14 23:08:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2019-10-14 23:08:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2019-10-14 23:08:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2019-10-14 23:08:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2019-10-14 23:08:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2019-10-14 23:08:47,632 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2019-10-14 23:08:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2019-10-14 23:08:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2019-10-14 23:08:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2019-10-14 23:08:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2019-10-14 23:08:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2019-10-14 23:08:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2019-10-14 23:08:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:08:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2019-10-14 23:08:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2019-10-14 23:08:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2019-10-14 23:08:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2019-10-14 23:08:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2019-10-14 23:08:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2019-10-14 23:08:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2019-10-14 23:08:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2019-10-14 23:08:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2019-10-14 23:08:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2019-10-14 23:08:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2019-10-14 23:08:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2019-10-14 23:08:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2019-10-14 23:08:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2019-10-14 23:08:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2019-10-14 23:08:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2019-10-14 23:08:47,637 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2019-10-14 23:08:47,637 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2019-10-14 23:08:47,637 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2019-10-14 23:08:47,637 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2019-10-14 23:08:47,637 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2019-10-14 23:08:47,637 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-10-14 23:08:47,638 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-10-14 23:08:47,638 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2019-10-14 23:08:47,638 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2019-10-14 23:08:47,638 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2019-10-14 23:08:47,638 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2019-10-14 23:08:47,638 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-14 23:08:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure getService [2019-10-14 23:08:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:08:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:08:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:08:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:08:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:08:48,184 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:08:48,185 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 23:08:48,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:08:48 BoogieIcfgContainer [2019-10-14 23:08:48,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:08:48,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:08:48,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:08:48,191 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:08:48,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:08:46" (1/3) ... [2019-10-14 23:08:48,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7964d7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:08:48, skipping insertion in model container [2019-10-14 23:08:48,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:47" (2/3) ... [2019-10-14 23:08:48,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7964d7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:08:48, skipping insertion in model container [2019-10-14 23:08:48,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:08:48" (3/3) ... [2019-10-14 23:08:48,195 INFO L109 eAbstractionObserver]: Analyzing ICFG test_overflow.i [2019-10-14 23:08:48,205 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:08:48,212 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:08:48,223 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:08:48,245 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:08:48,245 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:08:48,245 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:08:48,245 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:08:48,246 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:08:48,246 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:08:48,246 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:08:48,246 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:08:48,265 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2019-10-14 23:08:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-14 23:08:48,271 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:08:48,271 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:08:48,273 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:08:48,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:08:48,279 INFO L82 PathProgramCache]: Analyzing trace with hash -334787034, now seen corresponding path program 1 times [2019-10-14 23:08:48,303 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:08:48,303 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554293695] [2019-10-14 23:08:48,304 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:08:48,304 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:08:48,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:08:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:48,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:08:48,575 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554293695] [2019-10-14 23:08:48,576 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:08:48,577 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 23:08:48,577 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459654711] [2019-10-14 23:08:48,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 23:08:48,583 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:08:48,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 23:08:48,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:08:48,603 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 5 states. [2019-10-14 23:08:48,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:08:48,716 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2019-10-14 23:08:48,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-14 23:08:48,719 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-10-14 23:08:48,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:08:48,731 INFO L225 Difference]: With dead ends: 27 [2019-10-14 23:08:48,732 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:08:48,737 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:08:48,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:08:48,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:08:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:08:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:08:48,774 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-10-14 23:08:48,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:08:48,774 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:08:48,774 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 23:08:48,775 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:08:48,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:08:48,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:08:48,929 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:08:48,930 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~globalSize~0 |old(~globalSize~0)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |old(#length)| |#length|)) [2019-10-14 23:08:48,930 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:08:48,930 INFO L443 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1605) no Hoare annotation was computed. [2019-10-14 23:08:48,930 INFO L443 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 1603 1606) no Hoare annotation was computed. [2019-10-14 23:08:48,931 INFO L443 ceAbstractionStarter]: For program point __blast_assertFINAL(lines 1603 1606) no Hoare annotation was computed. [2019-10-14 23:08:48,931 INFO L446 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 1603 1606) the Hoare annotation is: true [2019-10-14 23:08:48,931 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:08:48,931 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-14 23:08:48,931 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:08:48,931 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:08:48,931 INFO L439 ceAbstractionStarter]: At program point L1617(line 1617) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2019-10-14 23:08:48,932 INFO L443 ceAbstractionStarter]: For program point L1617-1(line 1617) no Hoare annotation was computed. [2019-10-14 23:08:48,932 INFO L439 ceAbstractionStarter]: At program point L1618-2(line 1618) the Hoare annotation is: false [2019-10-14 23:08:48,932 INFO L443 ceAbstractionStarter]: For program point L1618-3(line 1618) no Hoare annotation was computed. [2019-10-14 23:08:48,932 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 1614 1621) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2019-10-14 23:08:48,932 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 1614 1621) no Hoare annotation was computed. [2019-10-14 23:08:48,932 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 1614 1621) no Hoare annotation was computed. [2019-10-14 23:08:48,932 INFO L443 ceAbstractionStarter]: For program point L1618(line 1618) no Hoare annotation was computed. [2019-10-14 23:08:48,932 INFO L443 ceAbstractionStarter]: For program point getServiceEXIT(lines 1624 1629) no Hoare annotation was computed. [2019-10-14 23:08:48,933 INFO L439 ceAbstractionStarter]: At program point getServiceENTRY(lines 1624 1629) the Hoare annotation is: (= ~globalSize~0 |old(~globalSize~0)|) [2019-10-14 23:08:48,933 INFO L443 ceAbstractionStarter]: For program point getServiceFINAL(lines 1624 1629) no Hoare annotation was computed. [2019-10-14 23:08:48,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:08:48 BoogieIcfgContainer [2019-10-14 23:08:48,936 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:08:48,939 INFO L168 Benchmark]: Toolchain (without parser) took 2215.28 ms. Allocated memory was 143.7 MB in the beginning and 231.7 MB in the end (delta: 88.1 MB). Free memory was 100.0 MB in the beginning and 163.6 MB in the end (delta: -63.5 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-10-14 23:08:48,940 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 23:08:48,941 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.01 ms. Allocated memory was 143.7 MB in the beginning and 202.4 MB in the end (delta: 58.7 MB). Free memory was 99.6 MB in the beginning and 151.6 MB in the end (delta: -52.0 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-10-14 23:08:48,942 INFO L168 Benchmark]: Boogie Preprocessor took 80.06 ms. Allocated memory is still 202.4 MB. Free memory was 151.6 MB in the beginning and 148.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:08:48,943 INFO L168 Benchmark]: RCFGBuilder took 637.41 ms. Allocated memory is still 202.4 MB. Free memory was 148.8 MB in the beginning and 92.0 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:08:48,944 INFO L168 Benchmark]: TraceAbstraction took 748.90 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 92.0 MB in the beginning and 163.6 MB in the end (delta: -71.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-14 23:08:48,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 744.01 ms. Allocated memory was 143.7 MB in the beginning and 202.4 MB in the end (delta: 58.7 MB). Free memory was 99.6 MB in the beginning and 151.6 MB in the end (delta: -52.0 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.06 ms. Allocated memory is still 202.4 MB. Free memory was 151.6 MB in the beginning and 148.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 637.41 ms. Allocated memory is still 202.4 MB. Free memory was 148.8 MB in the beginning and 92.0 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 748.90 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 92.0 MB in the beginning and 163.6 MB in the end (delta: -71.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1605]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 22 locations, 1 error locations. Result: SAFE, OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 14 SDtfs, 6 SDslu, 14 SDs, 0 SdLazy, 19 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 8 NumberOfFragments, 41 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 75 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 650 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...